Fold Left Exit Right Entry

Gallery / Serpentine Layout

A folded TB section's LEFT exit runs straight west into a relocated section's RIGHT entry. Regression fixture: the two joined sections share a bbox bottom so the straight run clears both edges by the same distance.

Mermaid source

%%metro title: Fold Left Exit Right Entry
%%metro style: dark
%%metro line: a | Line A | #2db572
%%metro line: b | Line B | #e6550d
%%metro line: c | Line C | #756bb1
%%metro fold_threshold: 4

graph LR
    subgraph inputs [Inputs]
        A_IN[ ]
        a1([A Step 1])
        a2([A Step 2])
        a3([A Step 3])
        B_IN[ ]
        C_IN[ ]
        A_IN -->|a| a1
        a1 -->|a| a2
        a2 -->|a| a3
    end

    subgraph middle [Middle]
        split([Split])
        prepare([Prepare])
        pred_x([Predict X])
        pred_y([Predict Y])
        pred_z([Predict Z])
        merge([Merge])
        split -->|a,b,c| prepare
        prepare -->|a,b,c| pred_x
        prepare -->|a,b,c| pred_y
        prepare -->|a,b,c| pred_z
        pred_x -->|a,b,c| merge
        pred_y -->|a,b,c| merge
        pred_z -->|a,b,c| merge
    end

    subgraph report [Report]
        summarize([Summarize])
        tsv_pad[ ]
        format([Format])
        TSV_OUT[ ]
        HTML_OUT[ ]
        summarize -->|a,b,c| tsv_pad
        summarize -->|a,b,c| format
        tsv_pad -->|a,b,c| TSV_OUT
        format -->|a,b,c| HTML_OUT
    end

    a3 -->|a| split
    B_IN -->|b| split
    C_IN -->|c| split
    merge -->|a,b,c| summarize

CLI command

nf-metro render examples/topologies/fold_left_exit_right_entry.mmd -o fold_left_exit_right_entry.svg

Rendered map